Home / 3,018.76-4,162.54-2,133.04

Finding the Fourth Proportional to 3,018.76, 4,162.54 and 2,133.04

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Solution

The fourth proportional to 3,018.76, 4,162.54 and 2,133.04 is: 2,941.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.76 : 4,162.54 = 2,133.04 : x
  2. Step 2: Convert to fraction form
    3,018.76/4,162.54 = 2,133.04/x
  3. Step 3: Cross multiply
    3,018.76x = 4,162.54 × 2,133.04
  4. Step 4: Simplify right side
    3,018.76x = 8,878,864.32
  5. Step 5: Solve for x
    x = 8,878,864.32/3,018.76
  6. Step 6: Final answer
    x = 2,941.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.